Home / 109,112.19-150,595.50-68,295.25

Finding the Fourth Proportional to 109,112.19, 150,595.50 and 68,295.25

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Solution

The fourth proportional to 109,112.19, 150,595.50 and 68,295.25 is: 94,260.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,112.19 : 150,595.50 = 68,295.25 : x
  2. Step 2: Convert to fraction form
    109,112.19/150,595.50 = 68,295.25/x
  3. Step 3: Cross multiply
    109,112.19x = 150,595.50 × 68,295.25
  4. Step 4: Simplify right side
    109,112.19x = 10,284,957,765.73
  5. Step 5: Solve for x
    x = 10,284,957,765.73/109,112.19
  6. Step 6: Final answer
    x = 94,260.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.